#ifndef HEAD_SPK_LED
#define HEAD_SPK_LED
#include <stm32f4xx.h>
#include <string.h>
#include "stdio.h"
void drv_speak_led_init(void);
void drv_speak_led(void);
extern volatile char recv[];
extern volatile uint8_t index_a;
extern volatile uint8_t ready_char;
#endif//HEAD_SPK_LED
